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AkashKobalAkashKobal
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‎module1/experimentThree/.classpath‎

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<?xml version="1.0" encoding="UTF-8"?>
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<classpath>
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<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/jdk-17.0.7.7-hotspot">
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<attributes>
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<attribute name="module" value="true"/>
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</attributes>
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</classpathentry>
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<classpathentry kind="src" path="src"/>
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<classpathentry kind="lib" path="D:/Learnings/Java Full Stack College/mysql-connector-java-8.0.11.jar"/>
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<classpathentry kind="output" path="bin"/>
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</classpath>

‎module1/experimentThree/.project‎

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<?xml version="1.0" encoding="UTF-8"?>
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<projectDescription>
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<name>experimentThree</name>
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<comment></comment>
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<projects>
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</projects>
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<buildSpec>
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<buildCommand>
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<name>org.eclipse.jdt.core.javabuilder</name>
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<arguments>
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</arguments>
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</buildCommand>
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</buildSpec>
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<natures>
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<nature>org.eclipse.jdt.core.javanature</nature>
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</natures>
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</projectDescription>

‎module1/experimentThree/.settings/org.eclipse.core.resources.prefs‎

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eclipse.preferences.version=1
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encoding/<project>=UTF-8

‎module1/experimentThree/.settings/org.eclipse.jdt.core.prefs‎

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eclipse.preferences.version=1
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org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
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org.eclipse.jdt.core.compiler.codegen.targetPlatform=17
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org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
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org.eclipse.jdt.core.compiler.compliance=17
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org.eclipse.jdt.core.compiler.debug.lineNumber=generate
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org.eclipse.jdt.core.compiler.debug.localVariable=generate
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org.eclipse.jdt.core.compiler.debug.sourceFile=generate
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org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
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org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
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org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
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org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
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org.eclipse.jdt.core.compiler.release=enabled
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org.eclipse.jdt.core.compiler.source=17

‎module1/experimentThree/bin/experimentThree/jdbc.class‎

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‎module1/experimentThree/bin/module-info.class‎

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‎module1/experimentThree/src/experimentThree/jdbc.java‎

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package experimentThree;
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import java.sql.Connection;
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import java.sql.DriverManager;
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import java.sql.PreparedStatement;
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import java.sql.ResultSet;
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import java.util.Scanner;
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import java.sql.Statement;
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public class jdbc {
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public static void main(String[] args) {
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try{
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Class.forName("com.mysql.jdbc.Driver");
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Connection con= DriverManager.getConnection("jdbc:mysql://localhost:3308/employee","root","Akash@123");
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Statement stmt=con.createStatement();
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int ans=1;
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do {
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System.out.println("1. Insert a record ");
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System.out.println("2. Delete a record ");
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System.out.println("3. Modify/Edit a record ");
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System.out.println("4. Display list of records ");
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Scanner sc = new Scanner(System.in);
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System.out.println("Enter your choice:");
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int ch = sc.nextInt();
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String ename;
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int eno,age;
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String query="";
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switch(ch) {
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case 1:
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System.out.println("Enter employee number:");
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eno = sc.nextInt();
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System.out.println("Enter employee name:");
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ename = sc.next();
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System.out.println("Enter employee age:");
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age = sc.nextInt();
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query = "INSERT INTO emp " + "VALUES (" + eno+ ",'" + ename+"',"+ age+")";
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stmt.executeUpdate(query);
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break;
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case 2:
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System.out.println("Enter employee number:");
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eno = sc.nextInt();
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query = "delete from emp where eno='"+eno+"'";
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stmt.executeUpdate(query);
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System.out.println("Record is deleted from the table successfully..................");
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break;
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case 3:
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PreparedStatement ps = null;
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query = "update emp set name=? where eno=? ";
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ps = con.prepareStatement(query);
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System.out.println("Enter employee number:");
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eno = sc.nextInt();
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System.out.println("Enter employee name:");
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ename = sc.next();
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ps.setString(1, ename);
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ps.setInt(2, eno);
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ps.executeUpdate();
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System.out.println("Record is updated successfully......");
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break;
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case 4:
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ResultSet rs=stmt.executeQuery("select * from emp");
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while(rs.next())
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System.out.println(rs.getInt(1)+" "+rs.getString(2)+" "+rs.getInt(3));
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}
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System.out.println("Enter another(1/0)");
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ans = sc.nextInt();
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}while(ans==1);
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con.close();
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}catch(Exception e){
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System.out.println(e);
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}
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}
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}

‎module1/experimentThree/src/module-info.java‎

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/**
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*
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*/
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/**
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*
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*/
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module experimentThree {
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requires java.sql;
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}

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